Galaxy NGC2903 in Leo-C8/MX5C color ccd camera @ f6.3; composite exposure 25min. high resolution luminence(510X585 pixels) plus 25 min. regular resolution luminence(510X 290) and 5min. color image; 04/2003 Organ Pipe Cactus National Park, AZ Notes: DDP and L-R deconvolution sharpening processes applied